CVE-2023-32186

HIGH

7.5

CVSS Score

Published: September 19, 2023 at 09:32 AM UTC

Updated: June 17, 2026 at 05:58 AM UTC

1 product affected across 1 vendorRancher RKE2

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Severity

HIGH7.5

Exploit prediction

EPSS 0.7%

SSVC

No known exploit

Description

A Allocation of Resources Without Limits or Throttling vulnerability in SUSE RKE2 allows attackers with access to K3s servers apiserver/supervisor port (TCP 6443) cause denial of service. This issue affects RKE2: from 1.24.0 before 1.24.17+rke2r1, from v1.25.0 before v1.25.13+rke2r1, from v1.26.0 before v1.26.8+rke2r1, from v1.27.0 before v1.27.5+rke2r1, from v1.28.0 before v1.28.1+rke2r1.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Rancher RKE2 · SUSE

95%

1.24.0 ≤ v < 1.24.17+/rke2r11.24.0 ≤ v < 1.24.17+rke2r11.24.0+rke2r1 ≤ v < 1.24.17+rke2r11.25.0 ≤ v < 1.25.13+/rke2r11.25.0+rke2r1 ≤ v < 1.25.13+rke2r11.26.0 ≤ v < 1.26.8+/rke2r11.26.0+rke2r1 ≤ v < 1.26.8+rke2r11.27.0 ≤ v < .27.5+/rke2r11.27.1+rke2r1 ≤ v < 1.27.5+rke2r11.28.0 ≤ v < 1.28.1+/rke2r1v1.25.0 ≤ v < v1.25.13+rke2r1v1.26.0 ≤ v < v1.26.8+rke2r1v1.27.0 ≤ v < v1.27.5+rke2r1v1.28.0 ≤ v < v1.28.1+rke2r11.24.0 1.25.0 1.26.0 1.27.0 1.28.0 1.28.1 rke2r1 rc1 1.28.1 rke2r1 rc2

Affected range stops below .27.5+/rke2r1, so it looks safe — our inference, not a vendor statement

Affected range stops below 1.24.17+rke2r1, so it looks safe — our inference, not a vendor statement

Affected range stops below 1.25.13+rke2r1, so it looks safe — our inference, not a vendor statement

Affected range stops below 1.26.8+rke2r1, so it looks safe — our inference, not a vendor statement

Affected range stops below 1.27.5+rke2r1, so it looks safe — our inference, not a vendor statement

Affected range stops below 1.28.1+/rke2r1, so it looks safe — our inference, not a vendor statement

Affected range stops below v1.25.13+rke2r1, so it looks safe — our inference, not a vendor statement

Affected range stops below v1.26.8+rke2r1, so it looks safe — our inference, not a vendor statement

Affected range stops below v1.27.5+rke2r1, so it looks safe — our inference, not a vendor statement

Affected range stops below v1.28.1+rke2r1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Issue TrackingVendor Advisory

Source: [email protected]

https://bugzilla.suse.com/show_bug.cgi?id=CVE-2023-32186

MitigationVendor Advisory

Source: [email protected]

https://github.com/rancher/rke2/security/advisories/GHSA-p45j-vfv5-wprq

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHsuse

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: NONE
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-770

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